September weather in Waynesboro, TN
The average temperature in Waynesboro in September is 70.0°F (56.8°F–83.1°F). Average precipitation: 4.38 inches.
September is a fall month in Waynesboro, and is warmer than the annual average of 58°F. Daily temperatures swing about 26.3°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 13m. For travel, September is a comfortable month to visit.
Avg High
83.1°F
Avg Low
56.8°F
Precipitation
4.38 in
Daylight
12h 13m
September records in Waynesboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 100.9°F (1951) | 44.1°F (1954) | 2.70 in (2017) |
| September 2 | 102.9°F (1951) | 42.1°F (1949) | 2.55 in (1932) |
| September 3 | 100.0°F (1913) | 43.0°F (1952) | 5.00 in (1992) |
| September 4 | 104.0°F (1925) | 41.0°F (1952) | 2.15 in (1992) |
| September 5 | 107.1°F (1954) | 43.0°F (1974) | 4.10 in (1970) |
| September 6 | 105.1°F (1925) | 41.0°F (1953) | 2.00 in (1975) |
| September 7 | 105.1°F (1925) | 37.0°F (1988) | 1.50 in (1907) |
| September 8 | 102.9°F (1925) | 39.0°F (1988) | 1.43 in (1950) |
| September 9 | 100.9°F (1925) | 39.9°F (1956) | 1.95 in (1920) |
| September 10 | 97.0°F (1925) | 37.9°F (1924) | 2.35 in (1905) |
| September 11 | 98.1°F (1897) | 33.1°F (1940) | 1.38 in (1987) |
| September 12 | 98.1°F (1939) | 33.1°F (1940) | 2.90 in (2004) |
| September 13 | 98.1°F (1927) | 35.1°F (1940) | 2.25 in (2020) |
| September 14 | 100.9°F (1927) | 37.0°F (1964) | 6.30 in (1979) |
| September 15 | 100.9°F (1927) | 39.0°F (1902) | 1.66 in (1977) |
| September 16 | 100.0°F (1954) | 32.0°F (1961) | 2.03 in (2005) |
| September 17 | 99.0°F (1927) | 37.0°F (1961) | 2.20 in (1988) |
| September 18 | 99.0°F (1927) | 36.0°F (1903) | 3.57 in (2009) |
| September 19 | 98.1°F (1925) | 35.1°F (1901) | 1.50 in (2021) |
| September 20 | 97.0°F (1925) | 36.0°F (1916) | 2.77 in (2011) |
| September 21 | 97.0°F (2018) | 30.0°F (1918) | 5.70 in (2003) |
| September 22 | 99.0°F (1955) | 32.0°F (1983) | 2.88 in (2018) |
| September 23 | 96.1°F (1931) | 34.0°F (1927) | 2.14 in (2018) |
| September 24 | 93.9°F (1897) | 32.0°F (1928) | 3.90 in (1997) |
| September 25 | 97.0°F (1931) | 33.1°F (1965) | 1.47 in (2006) |
| September 26 | 93.0°F (1933) | 34.0°F (2001) | 4.60 in (2002) |
| September 27 | 93.9°F (1904) | 32.0°F (1899) | 2.13 in (1993) |
| September 28 | 96.1°F (1904) | 30.9°F (1942) | 1.70 in (1964) |
| September 29 | 98.1°F (1904) | 28.9°F (1942) | 4.78 in (1944) |
| September 30 | 96.1°F (1953) | 28.9°F (1899) | 2.96 in (1972) |